发明公开
US20230405979A1 EXPANDED POLYSTYRENE BOARDSTOCK AND ROOF STRUCTURE CONTAINING THE EXPANDED POLYSTYRENE BOARDSTOCK
审中-公开
基本信息:
- 专利标题： EXPANDED POLYSTYRENE BOARDSTOCK AND ROOF STRUCTURE CONTAINING THE EXPANDED POLYSTYRENE BOARDSTOCK
- 申请号：US17842213 申请日：2022-06-16
- 公开(公告)号：US20230405979A1 公开(公告)日：2023-12-21
- 发明人： Joseph ROFRANO , Valentina WOODCRAFT , Brian DESHANO , Mark BARGER
- 申请人： DDP SPECIALTY ELECTRONIC MATERIALS US, LLC , DUPONT SAFETY & CONSTRUCTION, INC.
- 申请人地址： US DE Wilmington
- 专利权人： DDP SPECIALTY ELECTRONIC MATERIALS US, LLC,DUPONT SAFETY & CONSTRUCTION, INC.
- 当前专利权人： DDP SPECIALTY ELECTRONIC MATERIALS US, LLC,DUPONT SAFETY & CONSTRUCTION, INC.
- 当前专利权人地址： US DE Wilmington
- 主分类号： B32B27/06
- IPC分类号： B32B27/06 ; B32B5/18 ; B32B27/08 ; B32B27/30 ; B32B27/32 ; B32B27/20
摘要：
An inverted roof membrane assembly (IRMA) includes decking, a waterproofing membrane above the decking, a layer of polymer foam insulation board above the waterproofing membrane, and ballast above the polymer foam insulation board layer. The polymer foam insulation board includes a polymer foam layer that includes an alkenyl aromatic polymer and an infrared radiation attenuator, and first and second facer layers.
公开/授权文献:
IPC结构图谱:
| B | 作业；运输 |
| --B32 | 层状产品 |
| ----B32B | 层状产品，即由扁平的或非扁平的薄层，例如泡沫状的、蜂窝状的薄层构成的产品 |
| ------B32B27/00 | 实质上由合成树脂组成的层状产品 |
| --------B32B27/06 | .作为薄层的主要或惟一的成分，它与另一层由一种特定物质构成的薄层相贴 |